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    <a href="http://www.w3school.com.cn/" target="_blank" style="background-color: aqua;">Visit W3school</a>
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    <a href="#Flag">TO C2</a>
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    <h2>C1</h2>
    <p>This is C1</p>
    <h2 ><a name="Flag">C2</a></h2>
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